Retribution

Marissa Thomas's childhood story was that of Hospitals, Doctors, and Clinics. She was sure she would die before they figured out what was causing her cycle of sickness.
Now an adult, Marissa felt a calling to help others in need. She became the finest head nurse one small-town hospital had ever seen. She was hailed a hero, saving little lives who were also on the brink of death.
Or were they?